AM49DL640BH56IS SPANSION [SPANSION], AM49DL640BH56IS Datasheet - Page 10

• Manufacturer Part Number: AM49DL640BH56IS
• Description: 64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory
• Manufacturer: SPANSION [SPANSION]

CE#f
CE1#s
CE2s
OE#
WE#
RY/BY#
UB#s
LB#s
CIOf
RESET#
WP#/ACC
V
V
V
NC
8
CC
CC
SS
f
s
= Output Enable (Common)
= Ready/Busy Output
= I/O Configuration (Flash)
= Chip Enable (Flash)
= Chip Enable 1 (pSRAM)
= Chip Enable 2 (pSRAM)
= Write Enable (Common)
= Upper Byte Control (pSRAM)
= Lower Byte Control (pSRAM)
= Hardware Reset Pin, Active Low
= Hardware Write Protect/
= Flash 3.0 volt-only single power sup-
= pSRAM Power Supply
= Device Ground (Common)
= Pin Not Connected Internally
CIOf = V
CIOf = V
Acceleration Pin (Flash)
ply (see Product Selector Guide for
speed options and voltage supply
tolerances)
IH
IL
= Byte mode (x8)
= Word mode (x16),
A D V A N C E
Am49DL640BH
I N F O R M A T I O N
LOGIC SYMBOL
21
A21, A-1
SA
CE#f
CE1#s
CE2s
OE#
WE#
WP#/ACC
RESET#
UB#s
LB#s
CIOf
A20–A0
DQ15–DQ0
RY/BY#
December 5, 2003
16 or 8